Agenda:
- Getting started with Oracle SQL developer Data modeler
- How to create relational data model
- How to add Sequence Generator to a table
- Handling M:N relationships
- How to create database view
- Export the data model to DDL
- Backup the modeling project
- Create New Data Dictionary
- Getting started with Oracle SQL developer Data modeler
- How to create relational data model
- How to add Sequence Generator to a table
- Handling M:N relationships
- How to create database view
- Export the data model to DDL
- Backup the modeling project
- Create New Data Dictionary
This tutorial shows how to create a relational data model by creating tables, adding columns to tables, defining relationships between tables, etc.
1. Create table.Make sure you are in relational tab > click table(
2. Enter table name in the General node
3. Click the Columns node to add column.
a) Click on the
button to add 1 column.
b) then enter the column name.
c) Click on the Logical radio button.
d) Choose data type in the Type dropdown.
d) If this column is a Primary Key, then check the PK checkbox.
e) If this column is mandatory, then check the Mandatory checkbox.
repeat 1 - 3 to add more tables.
a) Click on the
b) then enter the column name.
c) Click on the Logical radio button.
d) Choose data type in the Type dropdown.
d) If this column is a Primary Key, then check the PK checkbox.
e) If this column is mandatory, then check the Mandatory checkbox.
repeat 1 - 3 to add more tables.
4. Click on the Foreign Keys node to add foreign key
a) Click on the
button to add 1 Foreign Key.
b) Select referenced table from the Referenced Table dropdown.
c) Select referenced column from the Column field.
repeat step 4 to add more Foreign Keys or Foreign Key for other tables.
a) Click on the
b) Select referenced table from the Referenced Table dropdown.
c) Select referenced column from the Column field.
repeat step 4 to add more Foreign Keys or Foreign Key for other tables.
5. Click on the Unique Constraints node to add unique constraint
a) Click on the
button to add 1 Unique Constraint.
b) Choose any column at the Columns panel.
c) select any move action with the arrows.
repeat step 5 to add more Unique Constraints or Unique Constraints for other tables.
6. Click OK.
Done!!
a) Click on the
b) Choose any column at the Columns panel.
c) select any move action with the arrows.
repeat step 5 to add more Unique Constraints or Unique Constraints for other tables.
6. Click OK.
Done!!
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